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SubjectRe: [PATCH v2 10/23] microblaze: use asm-generic/mmu_context.h for no-op implementations
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On 26. 08. 20 16:52, Nicholas Piggin wrote:
> Cc: Michal Simek <monstr@monstr.eu>
> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
> ---
> arch/microblaze/include/asm/mmu_context_mm.h | 8 ++++----
> arch/microblaze/include/asm/processor.h | 3 ---
> 2 files changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/arch/microblaze/include/asm/mmu_context_mm.h b/arch/microblaze/include/asm/mmu_context_mm.h
> index a1c7dd48454c..c2c77f708455 100644
> --- a/arch/microblaze/include/asm/mmu_context_mm.h
> +++ b/arch/microblaze/include/asm/mmu_context_mm.h
> @@ -33,10 +33,6 @@
> to represent all kernel pages as shared among all contexts.
> */
>
> -static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
> -{
> -}
> -
> # define NO_CONTEXT 256
> # define LAST_CONTEXT 255
> # define FIRST_CONTEXT 1
> @@ -105,6 +101,7 @@ static inline void get_mmu_context(struct mm_struct *mm)
> /*
> * We're finished using the context for an address space.
> */
> +#define destroy_context destroy_context
> static inline void destroy_context(struct mm_struct *mm)
> {
> if (mm->context != NO_CONTEXT) {
> @@ -126,6 +123,7 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
> * After we have set current->mm to a new value, this activates
> * the context for the new mm so we see the new mappings.
> */
> +#define activate_mm activate_mm
> static inline void activate_mm(struct mm_struct *active_mm,
> struct mm_struct *mm)
> {
> @@ -136,5 +134,7 @@ static inline void activate_mm(struct mm_struct *active_mm,
>
> extern void mmu_context_init(void);
>
> +#include <asm-generic/mmu_context.h>
> +
> # endif /* __KERNEL__ */
> #endif /* _ASM_MICROBLAZE_MMU_CONTEXT_H */
> diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h
> index 1ff5a82b76b6..616211871a6e 100644
> --- a/arch/microblaze/include/asm/processor.h
> +++ b/arch/microblaze/include/asm/processor.h
> @@ -122,9 +122,6 @@ unsigned long get_wchan(struct task_struct *p);
> # define KSTK_EIP(task) (task_pc(task))
> # define KSTK_ESP(task) (task_sp(task))
>
> -/* FIXME */
> -# define deactivate_mm(tsk, mm) do { } while (0)
> -
> # define STACK_TOP TASK_SIZE
> # define STACK_TOP_MAX STACK_TOP
>
>

I am fine with the patch but I pretty much don't like that commit
message is empty and there is only subject.
With fixing that you can add my:
Acked-by: Michal Simek <monstr@monstr.eu>

Thanks,
Michal

--
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs

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